CN107359838A - A kind of ultrahigh speed permagnetic synchronous motor based on limited element analysis technique is without sensor rotation speed and location estimation method - Google Patents

A kind of ultrahigh speed permagnetic synchronous motor based on limited element analysis technique is without sensor rotation speed and location estimation method Download PDF

Info

Publication number
CN107359838A
CN107359838A CN201710750017.2A CN201710750017A CN107359838A CN 107359838 A CN107359838 A CN 107359838A CN 201710750017 A CN201710750017 A CN 201710750017A CN 107359838 A CN107359838 A CN 107359838A
Authority
CN
China
Prior art keywords
under
inductance
msub
synchronous motor
permagnetic synchronous
Prior art date
Application number
CN201710750017.2A
Other languages
Chinese (zh)
Inventor
郭健
周梦兰
吴益飞
沈宏丽
洪宇
林立斌
黄迪
王天野
薛舒严
钱抒婷
Original Assignee
南京理工大学
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 南京理工大学 filed Critical 南京理工大学
Priority to CN201710750017.2A priority Critical patent/CN107359838A/en
Publication of CN107359838A publication Critical patent/CN107359838A/en

Links

Classifications

    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02PCONTROL OR REGULATION OF ELECTRIC MOTORS, ELECTRIC GENERATORS OR DYNAMO-ELECTRIC CONVERTERS; CONTROLLING TRANSFORMERS, REACTORS OR CHOKE COILS
    • H02P21/00Arrangements or methods for the control of electric machines by vector control, e.g. by control of field orientation
    • H02P21/0085Arrangements or methods for the control of electric machines by vector control, e.g. by control of field orientation specially adapted for high speeds, e.g. above nominal speed
    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02PCONTROL OR REGULATION OF ELECTRIC MOTORS, ELECTRIC GENERATORS OR DYNAMO-ELECTRIC CONVERTERS; CONTROLLING TRANSFORMERS, REACTORS OR CHOKE COILS
    • H02P21/00Arrangements or methods for the control of electric machines by vector control, e.g. by control of field orientation
    • H02P21/14Estimation or adaptation of machine parameters, e.g. flux, current or voltage
    • H02P21/18Estimation of position or speed
    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02PCONTROL OR REGULATION OF ELECTRIC MOTORS, ELECTRIC GENERATORS OR DYNAMO-ELECTRIC CONVERTERS; CONTROLLING TRANSFORMERS, REACTORS OR CHOKE COILS
    • H02P2203/00Indexing scheme relating to controlling arrangements characterised by the means for detecting the position of the rotor
    • H02P2203/01Motor rotor position determination based on the detected or calculated phase inductance, e.g. for a Switched Reluctance Motor

Abstract

Invention is related to a kind of ultrahigh speed permagnetic synchronous motor based on limited element analysis technique without sensor rotation speed and location estimation method, to the three-phase electricity flow valuve i detected in real timea、ibAnd icCarry out the electric current i under the phase inversion of three-phase two acquisition α β coordinate systemsαAnd iβ;According to the electric current i under α β coordinate systemsαAnd iβInductance parameters look-up table is retrieved, obtains the electric current iαAnd iβInductance L under corresponding d q coordinate systemsdAnd Lq, according to the inductance L under the d q coordinate systems of the acquisition of tabling look-updAnd LqCalculate motor speed and rotor-position;The inductance parameters look-up table includes the electric current i under α β coordinate systemsαAnd iβ, and the inductance L under corresponding d q coordinate systemsdAnd Lq.The inventive method improves the accuracy and reliability that ultrahigh speed permagnetic synchronous motor is estimated without sensor rotation speed.

Description

A kind of ultrahigh speed permagnetic synchronous motor based on limited element analysis technique is without sensor rotation speed And location estimation method
Technical field
The invention belongs to ultrahigh speed permagnetic synchronous motor technical field, particularly a kind of superelevation based on limited element analysis technique Optimization method of the fast permagnetic synchronous motor without sensor rotation speed and location estimation.
Background technology
Ultrahigh speed permagnetic synchronous motor has the advantages that small volume, rotary inertia are small, in light weight, power density is big, and Possess excellent dynamic response characteristic, therefore, its application in fields such as industrial manufacture, Aero-Space, the energy and medical treatment more comes It is more extensive.With continuous pursuit of the extensive use and people of ultrahigh speed permagnetic synchronous motor system to high performance motor, surpass High-speed permanent magnetic synchronous motor and its correlation technique have turned into a new study hotspot of electrical field.
In high performance governing system, the accurate detection or estimation of rotor-position and speed are essential.In ultrahigh speed Speed for detecting rotor is installed in permagnetic synchronous motor system or position sensor has many drawbacks, such as:Increase Motor size, reduce power density, add cost;Add system complexity;Super high speed motor heating also agrees to cause Sensor is easily disturbed by outside noise and electromagnetism, or even can not normal work etc..Therefore, to realize ultrahigh speed permanent magnet synchronous electric Machine high accuracy, the speed of high dynamic performance and position control, need to use and estimate mode without sensor rotation speed, by detecting in motor Some electric signals, such as electric current, voltage, by appropriate signal transacting, On-line Estimation goes out the rotating speed and positional information of motor.
Ultrahigh speed permagnetic synchronous motor be one non-linear, close coupling, the complex model of high-order, in order to more in practical application Model analysis easily is carried out to it, partial parameters change can be ignored, generally select the mathematical modeling under d-q coordinate systems, it is fixed Sub- voltage equation is expressed as
Stator magnetic linkage equation is
Wherein, Ld、Lq、RsAnd ψfDefinite value is generally used as, and inductance parameters are to realizing that ultrahigh speed permanent magnetism is same in speed estimate The high accuracy of step motor, high dynamic performance control have considerable influence, therefore need to consider that corresponding d-q is sat during current of electric change The lower inductance L of mark systemdAnd LqChange.
The content of the invention
It is an object of the invention to propose a kind of ultrahigh speed permagnetic synchronous motor based on limited element analysis technique without sensor The optimization method of rotating speed and location estimation, improves accuracy that ultrahigh speed permagnetic synchronous motor estimated without sensor rotation speed and can It is final to improve motor operation performance by property.
The technical solution for realizing the object of the invention is:A kind of ultrahigh speed permanent magnet synchronous electric based on limited element analysis technique Optimization method of the machine without sensor rotation speed and location estimation, for ultrahigh speed permagnetic synchronous motor without sensor rotation speed and position Estimation, it is characterised in that to the three-phase electricity flow valuve i detected in real timea、ibAnd icProgress three-phase two phase inversion (3/2 conversion) acquisition α- Electric current i under β coordinate systemsαAnd iβ;According to the electric current i under alpha-beta coordinate systemαAnd iβInductance parameters look-up table is retrieved, obtains the electricity Flow iαAnd iβInductance L under corresponding d-q coordinate systemsdAnd Lq, according to the inductance L under the d-q coordinate systems of the acquisition of tabling look-updWith LqCalculate motor speed and rotor-position;The inductance parameters look-up table includes the electric current i under alpha-beta coordinate systemαAnd iβ, with And the inductance L under corresponding d-q coordinate systemsdAnd Lq
Further, the process of acquisition inductance parameters look-up table is:
Step 1, using finite simulation element analysis software Ansys, ultrahigh speed permagnetic synchronous motor is analyzed, surpassed The vector magnetic potential A of each finite elements of high-speed permanent magnetic synchronous motor;
The vector magnetic potential A of step 2, each finite elements obtained according to step 1, calculate and obtain ultrahigh speed permagnetic synchronous motor Stator magnetic linkage ψ under d-q coordinate systemsdAnd ψq
Step 3, by the electric current i under d-q coordinate systemsdAnd iqSpan be taken as [- 2in,2in], wherein inFor specified electricity Flow, the stator magnetic linkage ψ under the d-q coordinate systems calculated according to step 2dAnd ψq, it is corresponding to calculate phase induced current using magnetic linkage current method D-q coordinate systems under inductance LdAnd Lq
Inductance L under step 4, the d-q coordinate systems according to obtained by step 3dAnd Lq, make on ultrahigh speed permanent magnet synchronous electric Machine electric current i under alpha-beta coordinate systemαAnd iβInductance parameters look-up table.
Further, in step 1, following work is completed using finite simulation element analysis software Ansys:
Step 1-1, ultrahigh speed permanent magnetic synchronous motor structure sized data is determined, establishes its geometrical model;
Step 1-2, select the cell type of ultrahigh speed permagnetic synchronous motor and define its material properties, definition material attribute When, its B-H magnetization curve can be looked into according to material type, wherein, H is magnetic field intensity, and B is magnetic induction intensity, takes the point on curve, Main Menu in finite simulation element analysis software Ansys>Preprocessor>Material Props>Material Models>Electromagnetics>BH curve interfaces, input the coordinate value (H, B) of these points, you can form respective material Magnetization curve;
Step 1-3, suitable element density, grid division are selected for the geometrical model of ultrahigh speed permagnetic synchronous motor;
Step 1-4, according to the corresponding boundary condition of ultrahigh speed permagnetic synchronous motor and load, its each finite elements is calculated Vector magnetic potential A.
Further, it is specially in step 2:
Step 2-1, the magnetic linkage ψ of three-phase windings interlinkage is calculated according to vector magnetic potential Aa、ψbAnd ψc
Step 2-2, timing is calculated and obtains now ultrahigh speed permagnetic synchronous motor in rotor d axles and stator winding+A axles Magnetic linkage ψ under d-q coordinate systemsdAnd ψq, computational methods are shown below,
Wherein:ψαAnd ψβThe magnetic linkage of α axles and β axles under two-phase rest frame is represented respectively.
Further, the inductance L of the d-q axles under corresponding electric current is calculated in step 3dAnd LqMethod be shown below,
Wherein, ψfFor permanent magnet flux linkage.
Further, in inductance parameters look-up table, i is takenα≈id
Compared with prior art, its remarkable advantage is the present invention:
(1) present invention obtains d-q axle stator magnetic linkages ψ using limited element analysis techniquedAnd ψq, d-q is calculated using magnetic linkage current method Inductance value L under coordinate systemdAnd LqAnd electric current i under alpha-beta coordinate system is obtained using look-up tableαAnd iβCorresponding inductance parameters, subtract Computation complexity is lacked, has saved and calculate time, simple, convenient implementation;
(2) change of present invention inductance parameters under d-q coordinate systems when considering curent change, to the three-phase electricity detected in real time Flow valuve ia、ibAnd icCarry out 3/2 conversion and obtain the electric current i under alpha-beta coordinate systemαAnd iβ, inductance parameters look-up table is retrieved accordingly, so as to The motor inductances value that real-time update needs to use in estimating without sensor rotation speed, improve the accuracy of speed estimate;
(3) the applicable ultrahigh speed permagnetic synchronous motor of the present invention solves ultrahigh speed permanent magnetism without sensor rotation speed method of estimation The problem of synchronous motor encoder installation difficulty, easy failure, poor reliability, improve the stabilization of ultrahigh speed permagnetic synchronous motor Property.
Brief description of the drawings
Fig. 1 is to be related in the present invention without sensor ultrahigh speed control system for permanent-magnet synchronous motor schematic diagram.
Fig. 2 is the schematic flow sheet that inductance parameters look-up table is made in the present invention.
Embodiment
It is readily appreciated that, according to technical scheme, in the case where not changing the connotation of the present invention, this area Those skilled in the art can imagine the ultrahigh speed permagnetic synchronous motor based on limited element analysis technique of the invention and turn without sensor The numerous embodiments of the optimization method of speed and location estimation.Therefore, detailed description below and accompanying drawing are only to the present invention Technical scheme exemplary illustration, and be not to be construed as the whole of the present invention or be considered as limitation to technical solution of the present invention Or limit.
With reference to Fig. 1 and Fig. 2, this hair is based on ultrahigh speed permagnetic synchronous motor of the limited element analysis technique based on limited element analysis technique Optimization method without sensor rotation speed and location estimation can be applied to ultrahigh speed permanent magnet synchronous motor vector control system, in vector On the basis of control, using ultrahigh speed permagnetic synchronous motor without sensor rotation speed algorithm for estimating, to the three-phase current detected in real time Value ia、ibAnd icCarry out 3/2 conversion and obtain the electric current i under alpha-beta coordinate systemαAnd iβ, inductance parameters look-up table is retrieved accordingly, so as to more Newly without the motor inductances value in sensor rotation speed algorithm for estimating, make speed estimate algorithm more accurate, finally realize motor speed High accuracy, high dynamic performance control.
Obtain inductance parameters look-up table process be:
Step 1, using finite simulation element analysis software Ansys, to dividing without sensor ultrahigh speed permagnetic synchronous motor Analysis, obtains the vector magnetic potential A of each finite elements of ultrahigh speed permagnetic synchronous motor.The specifically used Finite Element Simulation Analysis of this step is soft Part Ansys completes following work:
Step 1-1, ultrahigh speed permanent magnetic synchronous motor structure sized data is determined, establishes its geometrical model;
Step 1-2, select the cell type of ultrahigh speed permagnetic synchronous motor and define its material properties, definition material attribute When, its B-H magnetization curve (wherein, H is magnetic field intensity, and B is magnetic induction intensity) can be looked into according to material type, is taken on curve Point, the Main Menu in finite simulation element analysis software Ansys>Preprocessor>Material Props> Material Models>Electromagnetics>BH curve interfaces, input the coordinate value (H, B) of these points, you can shape Into the magnetization curve of respective material;
Step 1-3, suitable element density, grid division are selected for the geometrical model of ultrahigh speed permagnetic synchronous motor;
Step 1-4, according to the corresponding boundary condition of ultrahigh speed permagnetic synchronous motor and load, its each finite elements is calculated Vector magnetic potential A.
The vector magnetic potential A of step 2, each finite elements obtained according to step 1, ultrahigh speed permagnetic synchronous motor is calculated in d- Stator magnetic linkage ψ under q coordinate systemsdAnd ψq.Specially:
Step 2-1, the magnetic linkage ψ of three-phase windings interlinkage is calculated according to vector magnetic potential Aa、ψbAnd ψc.The magnetic to be interlinked with A phase windings Chain ψaExemplified by, its expression formula is:
Wherein:nAAnd nXRespectively A phase windings water conservancy diversion region " inflow " and " outflow " territory element number, SAAnd SXRespectively For corresponding " inflow " and the unit gross area in " outflow " region, i is element number, AZiFor three node magnetic potentials of No. i-th unit Arithmetic mean of instantaneous value, SeiFor No. i-th cellar area;
Step 2-2, timing is calculated and obtains now ultrahigh speed permagnetic synchronous motor in rotor d axles and stator winding+A axles Magnetic linkage ψ under d-q coordinate systemsdAnd ψq, its expression formula is:
Wherein:ψαAnd ψβThe magnetic linkage of α axles and β axles under two-phase rest frame is represented respectively.
Stator magnetic linkage ψ under step 3, the d-q coordinate systems calculated according to step 2dAnd ψq, by d-q shaft currents idAnd iq's Span is taken as [- 2in,2in], wherein inFor rated current, the d-q axles under phase induced current are calculated using magnetic linkage current method Inductance LdAnd Lq, its expression formula is:
Wherein, ψfFor permanent magnet flux linkage;
Inductance L under step 4, the d-q coordinate systems according to obtained by step 3dAnd Lq, make on ultrahigh speed permanent magnet synchronous electric Machine electric current i under alpha-beta coordinate systemαAnd iβInductance parameters look-up table, inductance parameters look-up table include alpha-beta coordinate system under electric current iα And iβ, and the inductance L under corresponding d-q coordinate systemsdAnd Lq, and iα≈id
When estimating the rotor-position of motor speed and motor, the ultrahigh speed permanent magnet synchronous electric in dynamic running process is detected Machine A, B, C three-phase electricity flow valuve ia、ibAnd ic, the phase inversion of three-phase two (3/2 conversion) is carried out to it and obtains the electric current under alpha-beta coordinate system iαAnd iβ, according to gained electric current iαAnd iβInductance parameters look-up table is retrieved, finds electric current iαAnd iβInductance under corresponding d-q coordinate systems LdAnd Lq, the inductance value L under real-time update motor d-q coordinate systemsdAnd Lq, inductance value L is obtained using tabling look-updAnd LqIt is input to no biography In sensor speed estimate module, so as to calculate the motor speed at corresponding moment and the rotor-position of motor.Wherein, 3/2 conversion Expression formula be:

Claims (5)

1. a kind of ultrahigh speed permagnetic synchronous motor based on limited element analysis technique is used for without sensor rotation speed and location estimation method Optimize estimation of the ultrahigh speed permagnetic synchronous motor without sensor rotation speed and position, it is characterised in that to the three-phase electricity detected in real time Flow valuve ia、ibAnd icCarry out the electric current i under the phase inversion of three-phase two acquisition alpha-beta coordinate systemαAnd iβ;According to the electric current under alpha-beta coordinate system iαAnd iβInductance parameters look-up table is retrieved, obtains the electric current iαAnd iβInductance L under corresponding d-q coordinate systemsdAnd Lq, according to Inductance L under the d-q coordinate systems of the acquisition of tabling look-updAnd LqCalculate motor speed and rotor-position;
The inductance parameters look-up table includes the electric current i under alpha-beta coordinate systemαAnd iβ, and the inductance under corresponding d-q coordinate systems LdAnd Lq
2. method as claimed in claim 1, it is characterised in that obtain inductance parameters look-up table process be:
Step 1, using finite simulation element analysis software Ansys, ultrahigh speed permagnetic synchronous motor is analyzed, obtains ultrahigh speed The vector magnetic potential A of each finite elements of permagnetic synchronous motor;
The vector magnetic potential A of step 2, each finite elements obtained according to step 1, calculate and obtain ultrahigh speed permagnetic synchronous motor in d- Stator magnetic linkage ψ under q coordinate systemsdAnd ψq
Step 3, by the electric current i under d-q coordinate systemsdAnd iqSpan be taken as [- 2in,2in], wherein inFor rated current, root Stator magnetic linkage ψ under the d-q coordinate systems calculated according to step 2dAnd ψq, d-q corresponding to phase induced current is calculated using magnetic linkage current method Inductance L under coordinate systemdAnd Lq
Inductance L under step 4, the d-q coordinate systems according to obtained by step 3dAnd Lq, make and exist on ultrahigh speed permagnetic synchronous motor Electric current i under alpha-beta coordinate systemαAnd iβInductance parameters look-up table.
3. method as claimed in claim 2, it is characterised in that step 2 is specially:
Step 2-1, the magnetic linkage ψ of three-phase windings interlinkage is calculated according to vector magnetic potential Aa、ψbAnd ψc
Step 2-2, in rotor d axles and stator winding+A axles to timing, calculate obtain now ultrahigh speed permagnetic synchronous motor in d-q Magnetic linkage ψ under coordinate systemdAnd ψq, computational methods are shown below,
Wherein:ψαAnd ψβThe magnetic linkage of α axles and β axles under two-phase rest frame is represented respectively.
4. method as claimed in claim 3, it is characterised in that the inductance L of the d-q axles under corresponding electric current is calculated in step 3dAnd Lq Method be shown below,
<mrow> <msub> <mi>L</mi> <mi>d</mi> </msub> <mo>=</mo> <mfrac> <mrow> <msub> <mi>&amp;psi;</mi> <mi>d</mi> </msub> <mo>-</mo> <msub> <mi>&amp;psi;</mi> <mi>f</mi> </msub> </mrow> <msub> <mi>i</mi> <mi>d</mi> </msub> </mfrac> </mrow>
<mrow> <msub> <mi>L</mi> <mi>q</mi> </msub> <mo>=</mo> <mfrac> <msub> <mi>&amp;psi;</mi> <mi>q</mi> </msub> <msub> <mi>i</mi> <mi>q</mi> </msub> </mfrac> </mrow>
Wherein, ψfFor permanent magnet flux linkage.
5. method as claimed in claim 4, it is characterised in that in inductance parameters look-up table, take iα≈id
CN201710750017.2A 2017-08-28 2017-08-28 A kind of ultrahigh speed permagnetic synchronous motor based on limited element analysis technique is without sensor rotation speed and location estimation method CN107359838A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201710750017.2A CN107359838A (en) 2017-08-28 2017-08-28 A kind of ultrahigh speed permagnetic synchronous motor based on limited element analysis technique is without sensor rotation speed and location estimation method

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201710750017.2A CN107359838A (en) 2017-08-28 2017-08-28 A kind of ultrahigh speed permagnetic synchronous motor based on limited element analysis technique is without sensor rotation speed and location estimation method

Publications (1)

Publication Number Publication Date
CN107359838A true CN107359838A (en) 2017-11-17

Family

ID=60288640

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201710750017.2A CN107359838A (en) 2017-08-28 2017-08-28 A kind of ultrahigh speed permagnetic synchronous motor based on limited element analysis technique is without sensor rotation speed and location estimation method

Country Status (1)

Country Link
CN (1) CN107359838A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108631663A (en) * 2018-04-17 2018-10-09 南京航空航天大学 A method of analyzing accurately and quickly magneto electromagnetic performance

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101436843A (en) * 2008-12-22 2009-05-20 哈尔滨工业大学 Method for detecting rotor position in non position sensor switch magnetic resistance motor
CN101697469A (en) * 2009-10-28 2010-04-21 南京航空航天大学 Method for controlling position-less sensor of bearing-less switched reluctance motor
CN103329423A (en) * 2011-01-19 2013-09-25 德克萨斯仪器股份有限公司 Initial position detection for a sensorless, brushless dc motor
CN105703680A (en) * 2016-03-14 2016-06-22 厦门理工学院 Pulse injection-based three-phase switched reluctance motor position sensorless control method
CN106712627A (en) * 2017-01-22 2017-05-24 北京新能源汽车股份有限公司 Acquisition method and acquisition device for key parameters of permanent-magnet synchronous motor, as well as electric vehicle
CN107070344A (en) * 2017-04-01 2017-08-18 东南大学 A kind of evaluation method of permanent magnetic brushless armature winding inductance value

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101436843A (en) * 2008-12-22 2009-05-20 哈尔滨工业大学 Method for detecting rotor position in non position sensor switch magnetic resistance motor
CN101697469A (en) * 2009-10-28 2010-04-21 南京航空航天大学 Method for controlling position-less sensor of bearing-less switched reluctance motor
CN103329423A (en) * 2011-01-19 2013-09-25 德克萨斯仪器股份有限公司 Initial position detection for a sensorless, brushless dc motor
CN105703680A (en) * 2016-03-14 2016-06-22 厦门理工学院 Pulse injection-based three-phase switched reluctance motor position sensorless control method
CN106712627A (en) * 2017-01-22 2017-05-24 北京新能源汽车股份有限公司 Acquisition method and acquisition device for key parameters of permanent-magnet synchronous motor, as well as electric vehicle
CN107070344A (en) * 2017-04-01 2017-08-18 东南大学 A kind of evaluation method of permanent magnetic brushless armature winding inductance value

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108631663A (en) * 2018-04-17 2018-10-09 南京航空航天大学 A method of analyzing accurately and quickly magneto electromagnetic performance

Similar Documents

Publication Publication Date Title
Kim et al. A new rotor position estimation method of IPMSM using all-pass filter on high-frequency rotating voltage signal injection
Chen et al. A high-fidelity and computationally efficient model for interior permanent-magnet machines considering the magnetic saturation, spatial harmonics, and iron loss effect
Inoue et al. Mathematical model for MTPA control of permanent-magnet synchronous motor in stator flux linkage synchronous frame
Hamida et al. An adaptive interconnected observer for sensorless control of PM synchronous motors with online parameter identification
CN106788027B (en) A kind of model predictive control method and system based on optimal two vectorial combination
Habetler et al. Stator resistance tuning in a stator-flux field-oriented drive using an instantaneous hybrid flux estimator
CN104270054B (en) Permagnetic synchronous motor Anti-reset Windup based on Relative order smooths non-singular terminal sliding-mode control
Bianchi et al. Magnetic models of saturated interior permanent magnet motors based on finite element analysis
Jung et al. Adaptive PID speed control design for permanent magnet synchronous motor drives
Zhao et al. An extended flux model-based rotor position estimator for sensorless control of salient-pole permanent-magnet synchronous machines
Alvarez-Gonzalez et al. Real-time hardware-in-the-loop simulation of permanent-magnet synchronous motor drives under stator faults
CN103312253B (en) Torque prediction based on reference stator magnetic linkage Optimized model controls formula electric drive method
CN104242768B (en) A kind of Finite State Model forecast Control Algorithm being applied to multi-motor control system
Sul et al. Sensorless control of IPMSM for last 10 years and next 5 years
Koubaa Recursive identification of induction motor parameters
CN104811102B (en) The control system and parameter identification method of permagnetic synchronous motor
CN103036499B (en) Detection method of permanent magnet motor rotor position
CN106803731B (en) A kind of five-phase PMSM model prediction method for controlling torque
Raminosoa et al. Reluctance network modelling of surface permanent magnet motor considering iron nonlinearities
Smith et al. Improved method for the scalar control of induction motor drives
Sul et al. Sensorless control of IPMSM: Past, present, and future
Zhu et al. Estimation of winding resistance and PM flux-linkage in brushless AC machines by reduced-order extended Kalman Filter
CN106026816B (en) A kind of axial magnetic field Magneticflux-switching type hybrid permanent-magnet memory electrical machine vector control method
Li et al. MTPA control of PMSM system considering saturation and cross-coupling
CN103036496B (en) Self-adaption reverse-pushing controlling permanent magnet synchronous motor direct torque control (DTC) system and control method thereof

Legal Events

Date Code Title Description
PB01 Publication
PB01 Publication
SE01 Entry into force of request for substantive examination
SE01 Entry into force of request for substantive examination
RJ01 Rejection of invention patent application after publication
RJ01 Rejection of invention patent application after publication

Application publication date: 20171117